10.17.3.5. Configure the Authorization for "COS Changeover with Code" 
Establish COS1 and COS2
DIS-SBCSU:STNO=7140;
or
DIS-SDAT:STNO=7140,TYPE=SUBDATA;
Query the COS authorizations:
DIS-COSSU:TYPE=COS,COS=<cos1>&<cos2>;
Should the authorization COSXCD not be set in the column
VOICE, the authorization has to be added to the COS of the station"
:
CHA-COSSU:TYPE=COS,COS=<cos1>&<cos2>,AVCE=COSXCD;